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2 Zn + O2 = 2 ZnO
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
H2NO3 + CaO = CaNO3 + H2O =>
H2NO3 + CaO = CaNO3 + H2O
HB4 + O2 = HB4O8 =>
HB4 + 4 O2 = HB4O8
Na2(CO)3 + Ag(NO)3 = Na2(NO)3 + Ag(CO)3 =>
Na2(CO)3 + Ag(NO)3 = Na2(NO)3 + Ag(CO)3
HCl + BOH = HOH + BCl =>
HCl + BOH = HOH + BCl
C7H6O3NaHCO3 = C7H5NaO3CO2H2O =>
C7H6O3NaHCO3 = C7H5NaO3CO2H2O
KSCN + H2SO4 = K2SO4 + HSCN =>
2 KSCN + H2SO4 = K2SO4 + 2 HSCN
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
C7H6O3C4H6O3 = C9H8O4HC2H3O2 =>
C7H6O3C4H6O3 = C9H8O4HC2H3O2
MgBr2 + H2SO4 = MgSO4 + Br2 + H2O + SO2 =>
MgBr2 + 2 H2SO4 = MgSO4 + Br2 + 2 H2O + SO2
CH3COOHPCl3 = CH3COClPOClHCl =>
CH3COOHPCl3 = CH3COClPOClHCl
H2SO4 + HNO3 = HNO3SO3 + H2O =>
H2SO4 + HNO3 = HNO3SO3 + H2O
H2SO4 + Sn(OH)2 = H2O + SnSO4 =>
H2SO4 + Sn(OH)2 = 2 H2O + SnSO4
Ba(OH)2 + H2HPO3 = BaHPO3 + H2O =>
Ba(OH)2 + H2HPO3 = BaHPO3 + 2 H2O
H + Br = HBrH =>
2 H + Br = HBrH
NaOH + CO2 = H2O + Na2CO3 =>
2 NaOH + CO2 = H2O + Na2CO3
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
LiOH + Cu(Cl)2 = Li(Cl)2 + CuOH =>
LiOH + Cu(Cl)2 = Li(Cl)2 + CuOH
H + Br = HBrH =>
2 H + Br = HBrH
OH{-}CH2{-}CH2{-}CH2{-}CH3 + HCl = Cl{-}CH2{-}CH2{-}CH2{-}CH3 + H2O =>
OH{-}CH2{-}CH2{-}CH2{-}CH3 + HCl = Cl{-}CH2{-}CH2{-}CH2{-}CH3 + H2O
FeCl3(g) + Na2SO4(g) = FeSO4(g) + Na2Cl3(g) =>
FeCl3(g) + Na2SO4(g) = FeSO4(g) + Na2Cl3(g)
K + N = K2N =>
2 K + N = K2N
CH + O2 = H2O + CO =>
4 CH + 3 O2 = 2 H2O + 4 CO
H + Br = HBrH =>
2 H + Br = HBrH
C5H10 + Cl2 = C5H8 + HCl =>
C5H10 + Cl2 = C5H8 + 2 HCl
MgCl2 + (NH4)(NO3) = (NH4)Cl + Mg(NO3)2 =>
MgCl2 + 2(NH4)(NO3) = 2(NH4)Cl + Mg(NO3)2
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O + NaSO4 =>
4 KMnO4 + 5 Na2SO3 + 11 H2SO4 = 4 MnSO4 + 2 K2SO4 + 11 H2O + 10 NaSO4
HBr + K2SiO3 = KBr + H2SiO3 =>
2 HBr + K2SiO3 = 2 KBr + H2SiO3
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
Zn(NO3)2 + KCl = ZnCl2 + K(NO3) =>
Zn(NO3)2 + 2 KCl = ZnCl2 + 2 K(NO3)
HgSO4 + Na2CO3 + H2O = HgO*HgCO3 + H2CO3 + Na2SO4 =>
2 HgSO4 + 2 Na2CO3 + H2O = HgO*HgCO3 + H2CO3 + 2 Na2SO4
Mg + AgBr = MgBr2 + Ag =>
Mg + 2 AgBr = MgBr2 + 2 Ag
C144H249 + O2 = CO2 + H2O =>
4 C144H249 + 825 O2 = 576 CO2 + 498 H2O
K4(Fe(CN)6) + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + HNO3 + H2O + MnSO4 + K2SO4 =>
10 K4(Fe(CN)6) + 122 KMnO4 + 218 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 HNO3 + 188 H2O + 122 MnSO4 + 81 K2SO4
Fe + HgCl = FeCl2 + Hg =>
Fe + 2 HgCl = FeCl2 + 2 Hg
Al + ZnBr2 = AlBr2 + Zn =>
Al + ZnBr2 = AlBr2 + Zn
H2SO4 + Zn = ZnSO4 + HS + H2O =>
9 H2SO4 + 7 Zn = 7 ZnSO4 + 2 HS + 8 H2O
Sn + FeCl3 = SnCl2 + FeCl2 =>
Sn + 2 FeCl3 = SnCl2 + 2 FeCl2
C3N4 + KAt = CAt4 + K3N =>
C3N4 + 12 KAt = 3 CAt4 + 4 K3N
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg + FeSO4 = Mg3(SO4)2 + Fe =>
3 Mg + 2 FeSO4 = Mg3(SO4)2 + 2 Fe
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
NO2 + KOH = KNO3 + NO + H2O =>
3 NO2 + 2 KOH = 2 KNO3 + NO + H2O
MnCl2 + O2 + H2O = MnO2 + HCl =>
2 MnCl2 + O2 + 2 H2O = 2 MnO2 + 4 HCl
Ni(NO3)2*6H2O + Fe(NO3)3*9H2O + Zn(NO3)2*6H2O + C6H8O7H2O = NiZnFe2O4 + N2 + CO2 + H2O =>
9 Ni(NO3)2*6H2O + 18 Fe(NO3)3*9H2O + 9 Zn(NO3)2*6H2O + 26 C6H8O7H2O = 9 NiZnFe2O4 + 45 N2 + 156 CO2 + 400 H2O
MgOH2CO3 = MgCO3H2O =>
MgOH2CO3 = MgCO3H2O
Ca + H3Po = Ca(Po) + H =>
Ca + H3Po = Ca(Po) + 3 H
PbS + HNO3 = Pb(NO3)2 + H2O + NO2 + S =>
PbS + 4 HNO3 = Pb(NO3)2 + 2 H2O + 2 NO2 + S
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